The Hooligan is sleek and stylish eyewear with photochromic lenses, so they can go with you in all lighting condition. The frame wrap around the face and has a slight "cup" on the edges of the frame to minimize wind disruptions without the need for foam.These sunglasses are RX ready. The lenses are photochromic starting with a light tint (85% transmission) and transform to a medium grey (32% transmission) in bright light. The Hooligan also comes with a microfiber pouch for easy transport. Ideal photochromic biker eyewear!